An issue in protobuf-java allowed the interleaving of com.google.protobuf.UnknownFieldSet fields in such a way that would be processed out of order. A small malicious payload can occupy the parser for several minutes by creating large numbers of short-lived objects that cause frequent, repeated pauses. We recommend upgrading libraries beyond the vulnerable versions.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade protobuf | Apr 19, 2023 | Jan 10, 2022 |
| Dell Powerstore Dsa2023173 | — | Upgrade Dell PowerStoreOS to the latest version | Oct 23, 2025 | Jun 21, 2023 |
| Dell Powerstore Dsa2024158 | — | Upgrade Dell PowerStoreOS to the latest version | Jan 13, 2026 | Apr 4, 2024 |
| Dell Powerstore Dsa2024225 | — | Upgrade Dell PowerStoreOS to the latest version | Oct 23, 2025 | May 29, 2024 |
| Dell Powerstore Dsa2024287 | — | Upgrade Dell PowerStoreOS to the latest version | Oct 23, 2025 | Jul 2, 2024 |
| Oracle Missing Cpu Apr 2022 | — | Apply the April 2022 Critical Patch Update (CPU) for Oracle Database | Apr 20, 2022 | Jan 7, 2022 |
| Oracle Weblogic | — | Apply the Patch Set Update (PSU) 35227385 for version 14.1.1.0.0. | Jul 19, 2023 | Jan 7, 2022 |
| Suse | — | Upgrade libprotobuf-lite20-32bitUpgrade libprotoc20Upgrade libprotobuf20Upgrade protobuf-sourceUpgrade libprotobuf-lite20Upgrade protobuf-javaUpgrade python3-protobufUpgrade libprotobuf20-32bitUpgrade protobuf-develUpgrade python2-protobufUpgrade libprotoc20-32bit | Nov 10, 2022 | Jan 10, 2022 |
| Ubuntu | — | Upgrade protobuf-compilerUpgrade libprotobuf23Upgrade libprotobuf-javaUpgrade libprotoc23Upgrade python3-protobufUpgrade libprotobuf-lite23 | Mar 22, 2023 | Jan 10, 2022 |
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